/** 
 * <p>Original Author:  jessefreeman</p>
 * <p>Class File: CompressedCSSText.as</p>
 * 
 * <p>Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:</p>
 * 
 * <p>The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.</p>
 * 
 * <p>THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.</p>
 * 
 * <p>Licensed under The MIT License</p>
 * <p>Redistributions of files must retain the above copyright notice.</p>
 *
 * <p>Revisions<br/> 
 * 	2.0  Initial version Jan 7, 2009</p>
 *
 */

package camo.core.style
{
	import flash.utils.getTimer;
	
	public class CompressedCSSText
	{
		public static const COMPRESS_CSS:RegExp = /\s*([@{}:;,]|\)\s|\s\()\s*|\/\*([^*\\\\]|\*(?!\/))+\*\/|[\n\r\t]|(px)/g;
		
		public var cssText:String;
		
		/**
		 * <p>This class formats the CSS Text in a way that the CamoStyleSheet
		 * can use. This simply runs a regex to strip out spaces, comments, px,
		 * and returns. This class can be skipped if the compression is done on
		 * the server side.</p>
		 * 
		 * @param CSSText
		 * 
		 */		
		public function CompressedCSSText(CSSText:String)
		{
			cssText = compress(CSSText);
		}
		
		/**
		 * <p>This will remove any comments, space, and tabs from the css. Help 
		 * speed up parsing.</p>
		 * 
		 * @param CSSText
		 * @return 
		 * 
		 */		 
		protected function compress(CSSText:String):String
		{
			return CSSText.replace(COMPRESS_CSS,"$1");
		}
		
		/**
		 * 
		 * @return the compressed css text.
		 * 
		 */		
		public function toString():String 
		{
			return cssText;	
		}
	}
}